Blue Book

This book details the seedier entertainment establishments in one major city. It contains the names of brothels, burlesque houses, and gambling halls in that city. By consulting the book for 1 hour, for the next 24 hours you gain a +2 circumstance bonus on Knowledge (local), Bluff, and Diplomacy checks to gather or use information in that city. At the GM's discretion, you can use it in settlements near that city for a +1 bonus.